Home / 110,146.92-165,217.47-31,261.15

Finding the Fourth Proportional to 110,146.92, 165,217.47 and 31,261.15

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Solution

The fourth proportional to 110,146.92, 165,217.47 and 31,261.15 is: 46,890.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,146.92 : 165,217.47 = 31,261.15 : x
  2. Step 2: Convert to fraction form
    110,146.92/165,217.47 = 31,261.15/x
  3. Step 3: Cross multiply
    110,146.92x = 165,217.47 × 31,261.15
  4. Step 4: Simplify right side
    110,146.92x = 5,164,888,112.29
  5. Step 5: Solve for x
    x = 5,164,888,112.29/110,146.92
  6. Step 6: Final answer
    x = 46,890.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.